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Old 21-05-2006, 07:12 AM
Mr Bob
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Mr Bob is offline
 
Join Date: Feb 2006
Location: New Zealand
Posts: 49
Quote:
Did you know that solar photovoltiac cells have a break even point of 20 years to get back the energy used to manufacture them ?
Thats an outdated arguement. Payback on PV is down to 3-5 years for quality cells.
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